40 0 how many significant figures

    • [DOC File]Chemistry Worksheet Number 2-3a

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      0.170m - 2.2mm= 161cm + 1.53cm= How many significant figures are in each of the following numbers? 5.40 1.2 x 103 . 210 0.00120 801.5 0.0102 1,000 9.010 x 10-6 101.0100 2,370.0 11) Why are significant figures important when taking data in the laboratory? 12) Why are significant figures NOT important when solving problems in your math class?

    • [DOC File]Citrus 110 Lec

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      Determine the number of significant figures in the measurement: 0.0202000 cm. A) 3 B) 4 C) 5 D) 6 E) 2 AB) exact. 17. Determine the number of significant figures in the measurement: 20500. g. A) 3 B) 4 C) 5 D) 6 E) 2 AB) exact. 18. Determine the number of significant figures in …

    • Practice Problems for Chapters 6 & 7 - Google Sites

      A) 40 mL B) 40. mL C) 35 mL D) 35.0 mL E) 25.0 mL 24. How many significant figures are in the number 1.89 103? A) 1 B) 2 C) 3 D) 4 E) 5 25. The number 2.00152 rounded to four significant figures is A) 2.002 B) 2.001 C) 2.000 D) 2.152 E) none of these 26. How many significant figures are in …

    • [DOC File]Significant Figures Worksheet - Anderson High School

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      Significant Figures Worksheet. How many significant figures are in each of the following numbers? 1) 5.40 6) 1.2 x 103. 2) 210 7) 0.00120 . 3) 801.5 8) 0.0102. 4) 1,000 9) 9.010 x 10-6. 5) 101.0100 10) 2,370.0. Round these numbers to 3 significant digits. 1,566,311 2.7651 X 10 -3

    • [DOC File]Unit and Significant Figure Practice - Yorktown

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      1.0 gram of steak contains .0020 mg of Fe. 2. How much will it cost to tile a 400. ft2 floor if there are 40. tiles per box, each tile is 1.5 ft2 and each box costs $13.50?

    • [DOC File]SIGNIFICANT DIGITS EXERCISES

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      23. 712.0. 24. 2000.0. 25. 0.2541. 26. 0.000822. 27. 0.00000477 (over) Simplify the following. Answers must be given in scientific notation if not between 1 and 10. Practice Problems: Significant Digits & Scientific Notation. Answers. 926.9 has 4 Significant Figures (SF) 707 has 3 SF. 123.06 has 5 SF. 0.0402 has 3 SF. 0.82610 has 5 SF. 338.00 ...

    • [DOC File]Significant Figures Worksheet - Angelfire

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      Significant Figures Worksheet - Answers. How many significant figures are in each of the following numbers? 1) 5.40 3. 6) 1.2 x 103 2. 2) 210 2. 7) 0.00120 3. 3) 801.5 4. 8) 0.0102 3. 4) 1,000 1. 9) 9.010 x 10-6 4. 5) 101.0100 7. 10) 2,370.0 5. 11) Why are significant figures important when taking data in the laboratory? Significant figures ...

    • [DOC File]Rules for Significant Digits

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      The number of significant figures in 0.00230300 is _____ c. Correctly rounded the quotient of 2.00g/20.0ml is _____ d. Correctly rounded the sum of 5.40 cm and 801.5 cm is _____ e. Correctly rounded, the product of 2.000cm x 20.0 cm is _____ Title: Rules for Significant Digits Author: NYCDOE Last modified by: admin ...

    • [DOC File]HONORS CHEM FINAL REVIEW 07

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      23. Using the rules of significant figures, calculate the following: 12.67 + 13.005 = 24. Round 0.006781 to two significant figures, and express it in scientific notation. 25. How many significant figures are in the number 440.0. 26. How many significant figures are in the number 0.020300? 27.

    • [DOCX File]Cumulative Problems - Chemistry | University of Missouri

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      How many significant figures are in each number? 0.1111 s. 0.007 m. 108,700 km. 1.563300 × 10 11 m. ... Approximate the percent increase in waist size that occurs when a 155-lb person gains 40.0 lb of fat. Assume that the volume of the person can be modeled by a cylinder that is 4.0 ft tall. The average density of a human is about 1.0 g/cm 3 ...

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